// Modules to control application life and create native browser window
const {app, BrowserWindow, ipcMain} = require('electron')
const path = require('path')
const url = require('url');
const { readFile } = require('./readFs');

// 获取在 package.json 中的命令脚本传入的参数，来判断是开发还是生产环境
const mode = process.argv[2];

function createWindow () {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: { // 网页功能设置
      preload: path.join(__dirname, 'preload.js'),
      nodeIntegration: true, // 是否启用node集成 渲染进程的内容有访问node的能力
      webviewTag: true, // 是否使用<webview>标签 在一个独立的 frame 和进程里显示外部 web 内容
      webSecurity: false, // 禁用同源策略
      nodeIntegrationInSubFrames: true // 是否允许在子页面(iframe)或子窗口(child window)中集成Node.js
    }
  })

  
  if(mode === 'dev') { 
    mainWindow.loadURL("http://localhost:3000/")
  } else { 
    // mainWindow.loadFile(path.join(__dirname, '../../dist/index.html'));
    mainWindow.loadURL(url.format({
      pathname:path.join(__dirname, '../../dist/index.html'), 
      protocol:'file:', 
      slashes:true 
    }))
  }
  // Open the DevTools.
  mainWindow.webContents.openDevTools()
}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.whenReady().then(() => {
  createWindow()

  app.on('activate', function () {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow()
  })
})

// Quit when all windows are closed, except on macOS. There, it's common
// for applications and their menu bar to stay active until the user quits
// explicitly with Cmd + Q.
app.on('window-all-closed', function () {
  if (process.platform !== 'darwin') app.quit()
})

// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.

ipcMain.on('getUser', (event, arg) => {
  let con = readFile(path.resolve(__dirname, '../../mock/test.json'));
  con.then(res => {
    console.log('main-getUser', res);
    event.sender.send('userList', res)
  }).catch(err=> {
    console.log('main-getUser-error', err);
    event.sender.send('userList', [])
  })
  // event.reply('userList', res);
  // event.returnValue = 'pong'
})